INNER CODE UNIT · Python

_write_secure_file

ChrispyBacon-dev/DockFlare · dockflare-agent/app/main.py:247

def _write_secure_file(path, writer):
    directory = os.path.dirname(path)
    os.makedirs(directory, exist_ok=True)
    temp_path = None
    try:
        with tempfile.NamedTemporaryFile('w', dir=directory, delete=False) as tmp_file:
            writer(tmp_file)
            tmp_file.flush()
            try:
                os.fsync(tmp_file.fileno())
            except (AttributeError, OSError):
                pass
            temp_path = tmp_file.name
        try:
            os.chmod(temp_path, 0o600)
        except OSError:
            pass
        os.replace(temp_path, path)

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